---> uname -a: Linux prd-centos8-docker-8c-8g-2699.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1017 28271 20 2598 30417 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:66:2e:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.178/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fe66:2e65/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9c:4b:17:0c brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 09/18/2026 _x86_64_ (8 CPU) 05:17:24 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 127.31 1.87 125.44 319.76 10098.32 05:20:01 AM 185.20 2.43 182.77 635.09 11640.99 05:21:01 AM 104.09 2.52 101.57 461.31 7364.23 Average: 138.71 2.27 136.44 471.72 9693.12 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29375892 31249912 3277480 10.04 2688 2191772 1412852 4.19 148652 2661448 230832 05:20:01 AM 27673184 29706832 4980188 15.25 2688 2344016 2867204 8.51 212588 4268136 78320 05:21:01 AM 28950936 31146644 3702436 11.34 2688 2501672 1480552 4.39 244512 2945404 62016 Average: 28666671 30701129 3986701 12.21 2688 2345820 1920203 5.70 201917 3291663 123723 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 156.26 124.89 1689.13 39.17 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.06 1.06 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 217.16 187.73 1627.12 43.68 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 267.03 225.24 1566.26 119.03 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 213.57 179.35 1627.39 67.44 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 09/18/2026 _x86_64_ (8 CPU) 05:17:24 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.02 0.00 0.95 0.38 0.02 89.63 05:19:01 AM 0 0.87 0.00 0.23 0.28 0.02 98.60 05:19:01 AM 1 9.78 0.00 1.00 0.15 0.03 89.03 05:19:01 AM 2 12.25 0.00 1.40 1.00 0.02 85.33 05:19:01 AM 3 10.92 0.00 1.19 0.35 0.03 87.51 05:19:01 AM 4 1.85 0.00 0.43 0.08 0.02 97.61 05:19:01 AM 5 3.72 0.00 0.52 0.23 0.02 95.51 05:19:01 AM 6 30.51 0.00 2.49 0.60 0.02 66.38 05:19:01 AM 7 2.27 0.00 0.37 0.30 0.00 97.06 05:20:01 AM all 34.69 0.00 1.53 0.85 0.04 62.89 05:20:01 AM 0 32.99 0.00 1.40 0.34 0.05 65.23 05:20:01 AM 1 32.21 0.00 2.12 0.79 0.05 64.83 05:20:01 AM 2 46.51 0.00 2.57 1.14 0.02 49.76 05:20:01 AM 3 35.13 0.00 1.06 0.91 0.05 62.86 05:20:01 AM 4 38.04 0.00 1.28 0.29 0.02 60.38 05:20:01 AM 5 27.99 0.00 1.83 1.33 0.03 68.82 05:20:01 AM 6 33.71 0.00 0.97 0.76 0.05 64.51 05:20:01 AM 7 30.95 0.00 1.01 1.28 0.03 66.73 05:21:01 AM all 33.86 0.00 1.58 0.28 0.04 64.24 05:21:01 AM 0 40.07 0.00 1.76 0.46 0.03 57.68 05:21:01 AM 1 36.40 0.00 2.19 0.38 0.05 60.97 05:21:01 AM 2 28.97 0.00 1.13 0.27 0.05 69.58 05:21:01 AM 3 25.67 0.00 1.66 0.38 0.03 72.25 05:21:01 AM 4 23.20 0.00 1.41 0.13 0.03 75.22 05:21:01 AM 5 33.99 0.00 1.11 0.17 0.02 64.72 05:21:01 AM 6 42.65 0.00 1.86 0.43 0.03 55.02 05:21:01 AM 7 39.91 0.00 1.48 0.05 0.03 58.52 Average: all 25.85 0.00 1.35 0.50 0.03 72.26 Average: 0 24.65 0.00 1.13 0.36 0.03 73.83 Average: 1 26.14 0.00 1.77 0.44 0.04 71.60 Average: 2 29.21 0.00 1.70 0.80 0.03 68.26 Average: 3 23.89 0.00 1.30 0.55 0.04 74.23 Average: 4 21.00 0.00 1.04 0.17 0.02 77.77 Average: 5 21.91 0.00 1.15 0.57 0.02 76.35 Average: 6 35.64 0.00 1.78 0.60 0.03 61.95 Average: 7 24.39 0.00 0.95 0.54 0.02 74.10